Answer:
This is an experiment because a treatment was applied to a group.
Step-by-step explanation:
This is because it cannot be a survey since the children are taking a test, which has a hypothesis. Hope you get this right. I took the test and got right.
First one is three i think
Answer:
About two times greater.
Step-by-step explanation:
8 times 10 minus 3 equals 77.
4 times 10 minus 6 equals 34.
77 minus 34 is 43
43 minus 34 is 9.
34 can only be put into 77 two times
The "one head and one tail" would be my best guess because you get one of each outcome, whereas the other two outcomes are two of the same outcome.
